diff options
Diffstat (limited to 'drivers/mfd/pcf50633-gpio.c')
-rw-r--r-- | drivers/mfd/pcf50633-gpio.c | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/drivers/mfd/pcf50633-gpio.c b/drivers/mfd/pcf50633-gpio.c deleted file mode 100644 index 9ab19a8f669..00000000000 --- a/drivers/mfd/pcf50633-gpio.c +++ /dev/null @@ -1,121 +0,0 @@ -/* NXP PCF50633 GPIO Driver - * - * (C) 2006-2008 by Openmoko, Inc. - * Author: Balaji Rao <balajirrao@openmoko.org> - * All rights reserved. - * - * Broken down from monstrous PCF50633 driver mainly by - * Harald Welte, Andy Green and Werner Almesberger - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. - * - */ - -#include <linux/kernel.h> -#include <linux/module.h> - -#include <linux/mfd/pcf50633/core.h> -#include <linux/mfd/pcf50633/gpio.h> - -enum pcf50633_regulator_id { - PCF50633_REGULATOR_AUTO, - PCF50633_REGULATOR_DOWN1, - PCF50633_REGULATOR_DOWN2, - PCF50633_REGULATOR_LDO1, - PCF50633_REGULATOR_LDO2, - PCF50633_REGULATOR_LDO3, - PCF50633_REGULATOR_LDO4, - PCF50633_REGULATOR_LDO5, - PCF50633_REGULATOR_LDO6, - PCF50633_REGULATOR_HCLDO, - PCF50633_REGULATOR_MEMLDO, -}; - -#define PCF50633_REG_AUTOOUT 0x1a -#define PCF50633_REG_DOWN1OUT 0x1e -#define PCF50633_REG_DOWN2OUT 0x22 -#define PCF50633_REG_MEMLDOOUT 0x26 -#define PCF50633_REG_LDO1OUT 0x2d -#define PCF50633_REG_LDO2OUT 0x2f -#define PCF50633_REG_LDO3OUT 0x31 -#define PCF50633_REG_LDO4OUT 0x33 -#define PCF50633_REG_LDO5OUT 0x35 -#define PCF50633_REG_LDO6OUT 0x37 -#define PCF50633_REG_HCLDOOUT 0x39 - -static const u8 pcf50633_regulator_registers[PCF50633_NUM_REGULATORS] = { - [PCF50633_REGULATOR_AUTO] = PCF50633_REG_AUTOOUT, - [PCF50633_REGULATOR_DOWN1] = PCF50633_REG_DOWN1OUT, - [PCF50633_REGULATOR_DOWN2] = PCF50633_REG_DOWN2OUT, - [PCF50633_REGULATOR_MEMLDO] = PCF50633_REG_MEMLDOOUT, - [PCF50633_REGULATOR_LDO1] = PCF50633_REG_LDO1OUT, - [PCF50633_REGULATOR_LDO2] = PCF50633_REG_LDO2OUT, - [PCF50633_REGULATOR_LDO3] = PCF50633_REG_LDO3OUT, - [PCF50633_REGULATOR_LDO4] = PCF50633_REG_LDO4OUT, - [PCF50633_REGULATOR_LDO5] = PCF50633_REG_LDO5OUT, - [PCF50633_REGULATOR_LDO6] = PCF50633_REG_LDO6OUT, - [PCF50633_REGULATOR_HCLDO] = PCF50633_REG_HCLDOOUT, -}; - -int pcf50633_gpio_set(struct pcf50633 *pcf, int gpio, u8 val) -{ - u8 reg; - - reg = gpio - PCF50633_GPIO1 + PCF50633_REG_GPIO1CFG; - - return pcf50633_reg_set_bit_mask(pcf, reg, 0x07, val); -} -EXPORT_SYMBOL_GPL(pcf50633_gpio_set); - -u8 pcf50633_gpio_get(struct pcf50633 *pcf, int gpio) -{ - u8 reg, val; - - reg = gpio - PCF50633_GPIO1 + PCF50633_REG_GPIO1CFG; - val = pcf50633_reg_read(pcf, reg) & 0x07; - - return val; -} -EXPORT_SYMBOL_GPL(pcf50633_gpio_get); - -int pcf50633_gpio_invert_set(struct pcf50633 *pcf, int gpio, int invert) -{ - u8 val, reg; - - reg = gpio - PCF50633_GPIO1 + PCF50633_REG_GPIO1CFG; - val = !!invert << 3; - - return pcf50633_reg_set_bit_mask(pcf, reg, 1 << 3, val); -} -EXPORT_SYMBOL_GPL(pcf50633_gpio_invert_set); - -int pcf50633_gpio_invert_get(struct pcf50633 *pcf, int gpio) -{ - u8 reg, val; - - reg = gpio - PCF50633_GPIO1 + PCF50633_REG_GPIO1CFG; - val = pcf50633_reg_read(pcf, reg); - - return val & (1 << 3); -} -EXPORT_SYMBOL_GPL(pcf50633_gpio_invert_get); - -int pcf50633_gpio_power_supply_set(struct pcf50633 *pcf, - int gpio, int regulator, int on) -{ - u8 reg, val, mask; - - /* the *ENA register is always one after the *OUT register */ - reg = pcf50633_regulator_registers[regulator] + 1; - - val = !!on << (gpio - PCF50633_GPIO1); - mask = 1 << (gpio - PCF50633_GPIO1); - - return pcf50633_reg_set_bit_mask(pcf, reg, mask, val); -} -EXPORT_SYMBOL_GPL(pcf50633_gpio_power_supply_set); - -MODULE_LICENSE("GPL"); |